University of Udine:- 1 professor from Hyderabad in February/March 2006- 1 professor from Sophia-Antiplois in March 2006- 1 Phd student from Valencia in May 2006- 1 PhD student from Valencia in May 2006 - 1 PhD student from Valencia in May 2006- 1 professor from Valencia in May 2006- 1 professor from Valencia in May 2006- 1 researcher from Hyderabad in May 2006- 1 professor from Sophia-Antiplois in May 2006- 1 expert from Hyderabad in May/June 2006- 1 PhD student from Hyderabad in June 2006- 1 researcher from Hyderabad in June 2006- 1 professor from Siena in July 2006- 1 professor from Siena in August 2006- 1 professor from Siena in September 2006- 1 professor from Sophia-Antiplois in September 2006- 1 researcher from Hyderabad in October 2006- 1 PhD student from Valencia in October/November 2006- 1 PhD student from Valencia in November 2006- 1 PhD student from Valencia in December 2006- 1 PhD student from Valencia in December 2006- 1 professor from Valencia in August 2006- 1 researcher from Hyderabad in December 2006- 1 researcher from Hyderabad in December 2006

B.M. Birla Science Centre:- 1 PhD student from Valencia in September 2006- 1 professor from Udine in October 2006- 1 researcher from Udine in October 2006- 1 technical expert from Udine in October 2006- 1 technical expert from Udine in October 2006- 1 technical expert from Udine in October 2006- 1 PhD student from Valencia in December 2006- 1 PhD student from Valencia in December 2006- 1 researcher from Valencia in December 2006